Question

Match each of the words below with the appropriate definitions.

A	atomic mass
B	ion
C	molecule
D	atomic number
E	neutrons
F	electrons
G	protons
H	nucleus
I	electron cloud

The parts of an atom that have a negative charge.
The central core of an atom.
The part of an atom that contains the negatively charged particles.
The parts of an atom that have no charge.
The part of an atom that contains the neutrons.
The biggest part (size or volume) of an atom.
The heaviest part of an atom.
The parts of an atom that have a positive charge.
The parts of an atom that contains the protons.